<template>
  <div class="app-container">
    <el-form
      :model="queryParams"
      ref="queryForm"
      size="small"
      :inline="true"
      v-show="showSearch"
      label-width="68px"
      v-if="isShowAdmin || isShow"
    >
      <el-form-item label="学号" prop="studentNumber">
        <el-input
          v-model="queryParams.studentNumber"
          placeholder="请输入学号"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="姓名" prop="studentName">
        <el-input
          v-model="queryParams.studentName"
          placeholder="请输入姓名"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="入学年份" prop="enrollmentYear">
        <el-date-picker
          clearable
          v-model="queryParams.enrollmentYear"
          type="year"
          value-format="yyyy"
          placeholder="请选择入学年份"
        >
        </el-date-picker>
      </el-form-item>
      <el-form-item label="专业" prop="major">
        <el-input
          v-model="queryParams.major"
          placeholder="请输入专业"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="研究方向" prop="researchDirection">
        <el-input
          v-model="queryParams.researchDirection"
          placeholder="请输入研究方向"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <!-- <el-form-item label="状态" prop="status">
        <el-select
          v-model="queryParams.status"
          placeholder="请选择状态"
          clearable
        >
          <el-option
            v-for="dict in dict.type.state"
            :key="dict.value"
            :label="dict.label"
            :value="dict.value"
          />
        </el-select>
      </el-form-item>
      <el-form-item label="导师" prop="tutorId">
        <el-select
          v-model="queryParams.tutorId"
          placeholder="请选择导师"
          clearable
        >
          <el-option
            v-for="dict in dict.type.teacher"
            :key="dict.value"
            :label="dict.label"
            :value="dict.value"
          />
        </el-select>
      </el-form-item> -->
      <el-form-item>
        <el-button
          type="primary"
          icon="el-icon-search"
          size="mini"
          @click="handleQuery"
          >搜索</el-button
        >
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery"
          >重置</el-button
        >
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-if="isShow"
          v-hasPermi="['Students:students:add']"
          >新增</el-button
        >
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-if="isShowAdmin"
          v-hasPermi="['Students:students:edit']"
          >修改</el-button
        >
      </el-col>

      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-check"
          size="mini"
          :disabled="!this.isShow"
          v-if="!isShowAdmin && isShow"
          @click="submitButton"
          >提交</el-button
        >
      </el-col>
      <right-toolbar
        :showSearch.sync="showSearch"
        @queryTable="getList"
      ></right-toolbar>
    </el-row>

    <el-table
      v-loading="loading"
      :data="studentsList"
      @selection-change="handleSelectionChange"
    >
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column
        v-if="!isShow && !isShowAdmin && !isShowStudent"
        label="学位点名称"
        align="center"
        prop="pointName"
      />
      <el-table-column label="学号" align="center" prop="studentNumber" />
      <el-table-column label="姓名" align="center" prop="studentName" />
      <el-table-column label="入学年份" align="center" prop="enrollmentYear" />
      <el-table-column label="专业" align="center" prop="major" />
      <el-table-column
        label="研究方向"
        align="center"
        prop="researchDirection"
      />
      <el-table-column label="状态" align="center" prop="status">
        <template slot-scope="scope">
          <dict-tag :options="dict.type.state" :value="scope.row.status" />
        </template>
      </el-table-column>
      <el-table-column label="导师" align="center" prop="tutorId">
        <template slot-scope="scope">
          <dict-tag :options="dict.type.teacher" :value="scope.row.tutorId" />
        </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total > 0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改学生信息对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="学号" prop="studentNumber">
          <el-input v-model="form.studentNumber" placeholder="请输入学号" />
        </el-form-item>
        <el-form-item label="姓名" prop="studentName">
          <el-input v-model="form.studentName" placeholder="请输入姓名" />
        </el-form-item>
        <el-form-item label="入学年份" prop="enrollmentYear">
          <el-date-picker
            clearable
            v-model="form.enrollmentYear"
            type="year"
            value-format="yyyy"
            placeholder="请选择入学年份"
          >
          </el-date-picker>
        </el-form-item>
        <el-form-item label="专业" prop="major">
          <el-input v-model="form.major" placeholder="请输入专业" />
        </el-form-item>
        <el-form-item label="研究方向" prop="researchDirection">
          <el-input
            v-model="form.researchDirection"
            placeholder="请输入研究方向"
          />
        </el-form-item>
        <el-form-item label="状态" prop="status">
          <el-select v-model="form.status" placeholder="请选择状态">
            <el-option
              v-for="dict in dict.type.state"
              :key="dict.value"
              :label="dict.label"
              :value="dict.value"
            ></el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="导师" prop="tutorId">
          <el-select v-model="form.tutorId" placeholder="请选择导师">
            <el-option
              v-for="dict in dict.type.teacher"
              :key="dict.value"
              :label="dict.label"
              :value="dict.value"
            ></el-option>
          </el-select>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import {
  listStudents,
  getStudents,
  delStudents,
  addStudents,
  updateStudents,
  listStudentsByExpert,
} from "@/api/Students/students";

import {
  updateCommit,
  updateDegreeCommit,
  getDegreeCommitByUid,
} from "@/api/DegreeCommit/commit";
import { getUserProfile } from "@/api/system/user";
import { isShallow } from "vue";

export default {
  name: "Students",
  dicts: ["teacher", "state"],
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 学生信息表格数据
      studentsList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        studentNumber: null,
        studentName: null,
        enrollmentYear: null,
        major: null,
        researchDirection: null,
        status: null,
        tutorId: null,
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        studentNumber: [
          { required: true, message: "学号不能为空", trigger: "blur" },
        ],
        studentName: [
          { required: true, message: "姓名不能为空", trigger: "blur" },
        ],
        enrollmentYear: [
          { required: true, message: "入学年份不能为空", trigger: "blur" },
        ],
        major: [{ required: true, message: "专业不能为空", trigger: "blur" }],
        researchDirection: [
          { required: true, message: "研究方向不能为空", trigger: "blur" },
        ],
        status: [
          { required: true, message: "状态不能为空", trigger: "change" },
        ],
        tutorId: [
          { required: true, message: "导师不能为空", trigger: "change" },
        ],
      },

      isShow: false,

      degreeCommitList: {},
      isShowStudent: false,
      isShowAdmin: false,
    };
  },
  created() {
    this.getList();
  },
  methods: {
    /** 查询学生信息列表 */
    getList() {
      this.loading = true;

      getUserProfile().then((response) => {
        if (response.data.roles[0].roleName == "专家") {
          //查询专家评审的学生
          listStudentsByExpert().then((response) => {
            this.studentsList = response.rows;
            this.total = response.total;
            this.loading = false;
          });
        } else {
          listStudents(this.queryParams).then((response) => {
            this.studentsList = response.rows;
            this.total = response.total;
            this.loading = false;
          });
        }

        console.log(response.data);
        if (response.data.roles[0].roleName === "学位点") {
          getDegreeCommitByUid(response.data.userId).then((response) => {
            this.degreeCommitList = response.data[0];
            this.isShowStudent = true;
            this.isShow =
              this.degreeCommitList.studentInformation === 0 ? true : false;
          });
        } else if (response.data.roles[0].roleName == "专家") {
          this.isShowAdmin = false;
          this.isShow = false;
        } else {
          this.isShowAdmin = true;
          this.isShow = false;
        }
      });
    },

    /** 提交按钮操作 */
    submitButton() {
      localStorage.clear();
      if (this.total === 0) {
        this.$modal.msgError("请添加学生信息");
        return;
      }
      this.degreeCommitList.studentInformation = 1;
      if (this.degreeCommitList.id != null) {
        updateCommit(this.degreeCommitList).then((response) => {
          this.$modal.msgSuccess("提交成功");
          this.open = false;
          this.getList();
        });
      }
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        studentId: null,
        pointId: null,
        studentNumber: null,
        studentName: null,
        enrollmentYear: null,
        major: null,
        researchDirection: null,
        status: null,
        tutorId: null,
        createdAt: null,
        updatedAt: null,
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map((item) => item.studentId);
      this.single = selection.length !== 1;
      this.multiple = !selection.length;
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加学生信息";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const studentId = row.studentId || this.ids;
      getStudents(studentId).then((response) => {
        const studentData = response.data;
        // 将 enrollmentYear 从 int 转换为 Date 对象
        if (studentData.enrollmentYear) {
          studentData.enrollmentYear = new Date(
            studentData.enrollmentYear,
            0,
            1
          );
        }
        this.form = studentData;
        this.open = true;
        this.title = "修改学生信息";
      });
    } /** 提交按钮 */,
    submitForm() {
      this.$refs["form"].validate((valid) => {
        if (valid) {
          // 将 enrollmentYear 从 Date 对象转换为 long 类型的年份
          // if (this.form.enrollmentYear) {
          //   this.form.enrollmentYear = this.form.enrollmentYear + "";
          // }

          if (this.form.enrollmentYear instanceof Date) {
            this.form.enrollmentYear = this.form.enrollmentYear
              .getFullYear()
              .toString();
          } else if (typeof this.form.enrollmentYear !== "string") {
            this.form.enrollmentYear = "";
          }

          if (this.form.studentId != null) {
            updateStudents(this.form).then((response) => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addStudents(this.form).then((response) => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const studentIds = row.studentId || this.ids;
      this.$modal
        .confirm('是否确认删除学生信息编号为"' + studentIds + '"的数据项？')
        .then(function () {
          return delStudents(studentIds);
        })
        .then(() => {
          this.getList();
          this.$modal.msgSuccess("删除成功");
        })
        .catch(() => {});
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download(
        "Students/students/export",
        {
          ...this.queryParams,
        },
        `students_${new Date().getTime()}.xlsx`
      );
    },
  },
};
</script>
